ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/server/include/cfperl.h
(Generate patch)

Comparing deliantra/server/include/cfperl.h (file contents):
Revision 1.65 by root, Thu May 24 03:33:29 2007 UTC vs.
Revision 1.98 by root, Thu Jun 19 09:08:22 2008 UTC

1/*
2 * This file is part of Deliantra, the Roguelike Realtime MMORPG.
3 *
4 * Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5 * Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6 * Copyright (©) 1992,2007 Frank Tore Johansen
7 *
8 * Deliantra is free software: you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation, either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 *
21 * The authors can be reached via e-mail to <support@deliantra.net>
22 */
23
1// 24//
2// cfperl.h perl interface 25// cfperl.h perl interface
3// 26//
4#ifndef CFPERL_H__ 27#ifndef CFPERL_H__
5#define CFPERL_H__ 28#define CFPERL_H__
… …
12 35
13#include <EXTERN.h> 36#include <EXTERN.h>
14#include <perl.h> 37#include <perl.h>
15#include <XSUB.h> 38#include <XSUB.h>
16 39
17#include <EventAPI.h> 40#include <EVAPI.h>
18#include <CoroAPI.h> 41#include <CoroAPI.h>
19 42
20#include "util.h" 43#include "util.h"
21#include "keyword.h" 44#include "keyword.h"
22#include "dynbuf.h" 45#include "dynbuf.h"
… …
27// optimisations/workaround for functions requiring my_perl in scope (anti-bloat) 50// optimisations/workaround for functions requiring my_perl in scope (anti-bloat)
28#undef localtime 51#undef localtime
29#undef srand48 52#undef srand48
30#undef drand48 53#undef drand48
31#undef srandom 54#undef srandom
55#undef opendir
32#undef readdir 56#undef readdir
57#undef closedir
33#undef getprotobyname 58#undef getprotobyname
34#undef gethostbyname 59#undef gethostbyname
35#undef ctime 60#undef ctime
36#undef strerror 61#undef strerror
62#undef _
37 63
38// same here, massive symbol spamming 64// same here, massive symbol spamming
39#undef do_open 65#undef do_open
40#undef do_close 66#undef do_close
41#undef ref 67#undef ref
… …
46#undef random 72#undef random
47#undef crypt 73#undef crypt
48 74
49////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 75//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
50 76
77#define _(msg) (msg)
78#define N_(msg) (msg)
79
80//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
81
51// some macros to simplify perl in-calls 82// some macros to simplify perl in-calls
52 83
53#define CHECK_ERROR \ 84#define CHECK_ERROR \
54 if (SvTRUE (ERRSV)) \ 85 if (SvTRUE (ERRSV)) \
55 LOG (llevError, "runtime error in %s: %s\n", __func__, SvPVutf8_nolen (ERRSV)); 86 LOG (llevError, "runtime error in %s: %s", __func__, SvPVutf8_nolen (ERRSV));
56 87
57#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args) 88#define CALL_BEGIN(args) dSP; ENTER; SAVETMPS; PUSHMARK (SP); EXTEND (SP, args)
58#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc 89#define CALL_ARG_SV(sv) PUSHs (sv_2mortal (sv)) // separate because no refcount inc
59#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr))) 90#define CALL_ARG(expr) PUSHs (sv_2mortal (to_sv (expr)))
60#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN; 91#define CALL_CALL(name, flags) PUTBACK; int count = call_pv (name, (flags) | G_EVAL); SPAGAIN;
… …
62 93
63////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 94//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
64 95
65void cfperl_init (); 96void cfperl_init ();
66void cfperl_main (); 97void cfperl_main ();
98void cfperl_tick ();
67void cfperl_emergency_save (); 99void cfperl_emergency_save ();
68void cfperl_cleanup (int make_core); 100void cfperl_cleanup (int make_core);
69void cfperl_make_book (object *book, int level); 101void cfperl_make_book (object *book, int level);
102void cfperl_expand_cfpod (player *pl, std::string &msg);
103void cfperl_send_msg (client *ns, int color, const char *type, const char *msg);
104int cfperl_can_merge (object *ob1, object *ob2);
70 105
71////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 106//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
72 107
108#if IVSIZE >= 8
109 typedef IV val64;
110 typedef IV uval64;
111# define newSVval64 newSViv
112# define SvVAL64 SvIV
113# define newSVuval64 newSVuv
114# define SvUVAL64 SvUV
115#else
116 typedef double val64;
117 typedef double uval64;
118# define newSVval64 newSVnv
119# define SvVAL64 SvNV
120# define newSVuval64 newSVnv
121# define SvUVAL64 SvNV
122#endif
123
73// virtual server time, excluding time jumps and lag 124extern tstamp runtime; // virtual server time, excluding time jumps and lag
74extern double runtime; 125extern tstamp NOW; // real time of current server tick
75 126
76enum event_klass 127enum event_klass
77{ 128{
78 KLASS_NONE, 129 KLASS_NONE,
79 KLASS_GLOBAL, 130 KLASS_GLOBAL,
… …
110#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o)) 161#define ARG_CLIENT(o) DT_CLIENT, (void *)(static_cast<client *> (o))
111#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o)) 162#define ARG_PARTY(o) DT_PARTY , (void *)(static_cast<party *> (o))
112#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o)) 163#define ARG_REGION(o) DT_REGION, (void *)(static_cast<region *> (o))
113 164
114// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension 165// the ", ## __VA_ARGS" is, unfortunately, a gnu-cpp extension
115 166#define INVOKE(obj,event, ...) (expect_false ((obj)->should_invoke (event)) ? (obj)->invoke (event, ## __VA_ARGS__, DT_END) : 0)
116// all these return true when the normal event processing should be skipped (if any)
117#define INVOKE_GLOBAL(event, ...) gbl_ev.invoke (EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__, DT_END) 167#define INVOKE_GLOBAL(event, ...) INVOKE (&gbl_ev, EVENT_ ## GLOBAL ## _ ## event, ## __VA_ARGS__)
118#define INVOKE_ATTACHABLE(event, obj, ...) (obj)->invoke (EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__, DT_END) 168#define INVOKE_ATTACHABLE(event, obj, ...) INVOKE (obj , EVENT_ ## ATTACHABLE ## _ ## event, ## __VA_ARGS__)
119#define INVOKE_OBJECT(event, obj, ...) (obj)->invoke (EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__, DT_END) 169#define INVOKE_OBJECT(event, obj, ...) INVOKE (obj , EVENT_ ## OBJECT ## _ ## event, ## __VA_ARGS__)
120#define INVOKE_CLIENT(event, obj, ...) (obj)->invoke (EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__, DT_END) 170#define INVOKE_CLIENT(event, obj, ...) INVOKE (obj , EVENT_ ## CLIENT ## _ ## event, ## __VA_ARGS__)
121#define INVOKE_PLAYER(event, obj, ...) (obj)->invoke (EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__, DT_END) 171#define INVOKE_PLAYER(event, obj, ...) INVOKE (obj , EVENT_ ## PLAYER ## _ ## event, ## __VA_ARGS__)
122#define INVOKE_MAP(event, obj, ...) (obj)->invoke (EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__, DT_END) 172#define INVOKE_MAP(event, obj, ...) INVOKE (obj , EVENT_ ## MAP ## _ ## event, ## __VA_ARGS__)
123 173
124//TODO should index into @result 174//TODO should index into @result
125#define RESULT(idx,type) cfperl_result_ ## type (idx) 175#define RESULT(idx,type) cfperl_result_ ## type (idx)
126#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE) 176#define RESULT_DOUBLE(idx) RESULT(idx, DOUBLE)
127#define RESULT_INT(idx) RESULT(idx, INT) 177#define RESULT_INT(idx) RESULT(idx, INT)
… …
130int cfperl_result_INT (int idx); 180int cfperl_result_INT (int idx);
131 181
132////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 182//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
133 183
134INTERFACE_CLASS (attachable) 184INTERFACE_CLASS (attachable)
135struct attachable 185struct attachable : refcnt_base
136{ 186{
137 static MGVTBL vtbl; 187 static MGVTBL vtbl;
138 188
139 static unordered_vector<attachable *> mortals; 189 static unordered_vector<attachable *> mortals;
140 MTH static void check_mortals (); 190 MTH static void check_mortals ();
141 191
142 enum { 192 enum {
143 F_DESTROYED = 0x01, 193 F_DESTROYED = 0x01,
144 F_DEBUG_TRACE = 0x02, 194 F_DEBUG_TRACE = 0x02,
145 }; 195 };
196 int ACC (RW, flags);
146 197
147 // object is delete'd after the refcount reaches 0 198 // object is delete'd after the refcount reaches 0
148 int ACC (RW, flags);
149 mutable int ACC (RW, refcnt);
150
151 MTH void refcnt_inc () const { ++refcnt; }
152 MTH void refcnt_dec () const { --refcnt; }
153
154 MTH int refcnt_cnt () const; 199 MTH int refcnt_cnt () const;
155 // check wether the object has died and destroy 200 // check wether the object has died and destroy
156 MTH void refcnt_chk () { if (refcnt <= 0) do_check (); } 201 MTH void refcnt_chk () { if (expect_false (refcnt <= 0)) do_check (); }
157 202
158 // destroy the object unless it was already destroyed 203 // destroy the object unless it was already destroyed
159 // this politely asks everybody interested the reduce 204 // this politely asks everybody interested the reduce
160 // the refcount to 0 as soon as possible. 205 // the refcount to 0 as soon as possible.
161 MTH void destroy (); 206 MTH void destroy ();
… …
177 222
178 void sever_self (); // sever this object from its self, if it has one. 223 void sever_self (); // sever this object from its self, if it has one.
179 void optimise (); // possibly save some memory by destroying unneeded data 224 void optimise (); // possibly save some memory by destroying unneeded data
180 225
181 attachable () 226 attachable ()
182 : flags (0), refcnt (0), self (0), cb (0), attach (0) 227 : flags (0), self (0), cb (0), attach (0)
183 { 228 {
184 } 229 }
185 230
186 attachable (const attachable &src) 231 attachable (const attachable &src)
187 : flags (0), refcnt (0), self (0), cb (0), attach (src.attach) 232 : flags (0), self (0), cb (0), attach (src.attach)
188 { 233 {
189 } 234 }
190 235
191 virtual ~attachable (); 236 // set a custom key to the given value, or delete it if value = 0
237 void set_key (const char *key, const char *value = 0, bool is_utf8 = 0);
238
239 void set_key_text (const char *key, const char *value = 0)
240 {
241 set_key (key, value, 1);
242 }
243
244 void set_key_data (const char *key, const char *value = 0)
245 {
246 set_key (key, value, 0);
247 }
192 248
193 attachable &operator =(const attachable &src); 249 attachable &operator =(const attachable &src);
194 250
195 bool vinvoke (event_type event, va_list &ap); 251 // used to _quickly_ device wether to shortcut the evaluation
252 bool should_invoke (event_type event)
253 {
254 return ev_want_event [event] || cb;
255 }
256
196 bool invoke (event_type event, ...) 257 bool invoke (event_type event, ...);
197 {
198 if (ev_want_event [event] || cb)
199 {
200 va_list ap;
201 va_start (ap, event);
202 vinvoke (event, ap);
203 va_end (ap);
204 }
205 }
206 258
207 MTH void instantiate (); 259 MTH void instantiate ();
208 void reattach (); 260 void reattach ();
209 261
210protected: 262protected:
211 // do the real refcount checking work 263 // do the real refcount checking work
212 void do_check (); 264 void do_check ();
213 265
214 // the method that does the real destroy work 266 // the method that does the real destroy work
215 virtual void do_destroy (); 267 virtual void do_destroy ();
268
269 // destructor is protected, should not be called by anybody
270 virtual ~attachable ();
216}; 271};
217 272
218// the global object is a pseudo object that cares for the global events 273// the global object is a pseudo object that cares for the global events
219struct global : attachable 274struct global : attachable
220{ 275{
… …
223 278
224extern struct global gbl_ev; 279extern struct global gbl_ev;
225 280
226////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 281//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
227 282
283INTERFACE_CLASS(object_freezer)
228struct object_freezer : dynbuf_text 284struct object_freezer : dynbuf_text
229{ 285{
230 AV *av; 286 AV *av;
231 287
232 object_freezer (); 288 object_freezer ();
… …
237 // used only for user-defined key-value pairs 293 // used only for user-defined key-value pairs
238 void put (const shstr &k, const shstr &v) 294 void put (const shstr &k, const shstr &v)
239 { 295 {
240 add (k); 296 add (k);
241 297
242 if (v) 298 if (expect_true (v))
243 add (' '), add (v); 299 add (' '), add (v);
244 300
245 add ('\n'); 301 add ('\n');
246 } 302 }
247 303
248 //TODO//temporary, used only for saving body locations
249 void put (const char *k, int v)
250 {
251 add (k);
252 add (' ');
253 add (sint32 (v));
254 add ('\n');
255 }
256
257 template<typename T> 304 template<typename T>
258 void put_string (keyword k, const T &v) 305 void put_kw_string (keyword k, const T &v)
259 { 306 {
260 int klen = keyword_len [k]; 307 int klen = keyword_len [k];
261 int vlen = v ? strlen (v) + 1 : 0; 308 int vlen = v ? strlen (v) + 1 : 0;
262 309
263 char *p = (char *)alloc (klen + vlen + 1); 310 char *p = (char *)alloc (klen + vlen + 1);
264 311
265 memcpy (p, keyword_str [k], klen); p += klen; 312 memcpy (p, keyword_str [k], klen); p += klen;
266 313
267 if (v) 314 if (expect_true (v))
268 { 315 {
269 *p++ = ' '; vlen--; 316 *p++ = ' '; vlen--;
270 memcpy (p, v, vlen); p += vlen; 317 memcpy (p, v, vlen); p += vlen;
271 } 318 }
272 319
273 *p = '\n'; 320 *p = '\n';
274 } 321 }
275 322
276 void put (keyword k, const char *v = 0) 323 void put (keyword k, const char *v = 0)
277 { 324 {
278 put_string (k, v); 325 put_kw_string (k, v);
279 } 326 }
280 327
281 void put (keyword k, const shstr &v) 328 void put (keyword k, const shstr &v)
282 { 329 {
283 put_string (k, v); 330 put_kw_string (k, v);
284 } 331 }
285 332
286 void put (keyword k, double v) 333 void put (keyword k, double v)
287 { 334 {
288 char buf [128]; 335 force (MAX_KEYWORD_LEN + 2 + 32);
289 336 fadd (keyword_str [k], keyword_len [k]);
290 snprintf (buf, 128, "%.7g", v); 337 fadd (' ');
291 338 falloc (sprintf (ptr, "%.7g", v));
292 put (k, (const char *)buf); 339 fadd ('\n');
293 } 340 }
294 341
295 void put_(keyword k, sint64 v) 342 void put_(keyword k, sint64 v)
296 { 343 {
344 force (MAX_KEYWORD_LEN + 2 + sint64_digits);
297 add (keyword_str [k], keyword_len [k]); 345 fadd (keyword_str [k], keyword_len [k]);
298 add (' '); 346 fadd (' ');
299 add (v); 347 add (v);
300 add ('\n'); 348 fadd ('\n');
301 } 349 }
302 350
303 void put_(keyword k, sint32 v) 351 void put_(keyword k, sint32 v)
304 { 352 {
353 force (MAX_KEYWORD_LEN + 2 + sint32_digits);
305 add (keyword_str [k], keyword_len [k]); 354 fadd (keyword_str [k], keyword_len [k]);
306 add (' '); 355 fadd (' ');
307 add (v); 356 add (v);
308 add ('\n'); 357 fadd ('\n');
309 }
310
311 void put (keyword kbeg, keyword kend, const shstr &v)
312 {
313 add (keyword_str [kbeg], keyword_len [kbeg]); add ('\n');
314
315 if (v)
316 {
317 add (v);
318 add ('\n');
319 }
320
321 add (keyword_str [kend], keyword_len [kend]); add ('\n');
322 } 358 }
323 359
324 void put (keyword k, float v) { put (k, (double)v); } 360 void put (keyword k, float v) { put (k, (double)v); }
325 void put (keyword k, signed char v) { put_(k, (sint32)v); } 361 void put (keyword k, signed char v) { put_(k, (sint32)v); }
326 void put (keyword k, unsigned char v) { put_(k, (sint32)v); } 362 void put (keyword k, unsigned char v) { put_(k, (sint32)v); }
… …
331 void put (keyword k, signed long v) { put_(k, (sint64)v); } 367 void put (keyword k, signed long v) { put_(k, (sint64)v); }
332 void put (keyword k, unsigned long v) { put_(k, (sint64)v); } 368 void put (keyword k, unsigned long v) { put_(k, (sint64)v); }
333 void put (keyword k, signed long long v) { put_(k, (sint64)v); } 369 void put (keyword k, signed long long v) { put_(k, (sint64)v); }
334 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); } 370 void put (keyword k, unsigned long long v) { put_(k, (sint64)v); }
335 371
336 template<typename T> 372 void put (keyword kbeg, keyword kend, const shstr &v)
373 {
374 force (MAX_KEYWORD_LEN + 1);
375 fadd (keyword_str [kbeg], keyword_len [kbeg]); fadd ('\n');
376
377 if (expect_true (v))
378 {
379 add (v);
380 add ('\n');
381 }
382
383 force (MAX_KEYWORD_LEN + 1);
384 fadd (keyword_str [kend], keyword_len [kend]); fadd ('\n');
385 }
386
387 void put (keyword k, archetype *v);
388 void put (keyword k, treasurelist *v);
337 void put (keyword k, const T *v) 389 void put (keyword k, faceinfo *v);
338 {
339 if (v)
340 put (k, v->name);
341 else
342 put (k, (const char *)0);
343 }
344 390
345 template<typename T> 391 template<typename T>
346 void put (keyword k, const refptr<T> &v) 392 void put (keyword k, const refptr<T> &v)
347 { 393 {
348 put (k, (T *)v); 394 put (k, (T *)v);
349 } 395 }
350 396
351 bool save (const char *path); 397 MTH bool save (const_octet_string path);
352 char *as_string (); // like strdup 398 char *as_string (); // like strdup
353 399
354 operator bool () { return !!av; } 400 operator bool () { return !!av; }
355}; 401};
356 402
357// compatibility support, should be removed when no longer needed 403INTERFACE_CLASS(object_thawer)
358void fprintf (object_freezer &freezer, const char *format, ...);
359void fputs (const char *s, object_freezer &freezer);
360
361struct object_thawer 404struct object_thawer
362{ 405{
406 char *line; // current beginning of line
363 SV *text; // text part 407 SV *text; // text part
364 AV *av; // perl part 408 AV *av; // perl part
365 int linenum; 409 int linenum;
366 char *line; // current beginning of line
367 keyword kw; 410 keyword kw;
368 char *kw_str, *value; 411 char *kw_str; // the keyword parsed, as string
412 char *value; // the value, or 0 if no value
413 const char *value_nn; // the value, or the empty string if no value
369 const char *name; 414 const char *name;
370 415
371 operator bool () { return !!text; } 416 operator bool () const { return !!text; }
372 417
373 object_thawer (const char *path = 0); 418 object_thawer (const char *path = 0);
374 object_thawer (const char *data, AV *perlav); 419 object_thawer (const char *data, AV *perlav);
375 ~object_thawer (); 420 ~object_thawer ();
376 421
377 void get (attachable *obj, int oid); 422 void get (attachable *obj, int oid);
378 423
379 // parse next line 424 // parse next line
380 void next (); 425 MTH void next ();
381 // skip the current key-value (usually fetch next line, for 426 // skip the current key-value (usually fetch next line, for
382 // multiline-fields, skips untilt he corresponding end-kw 427 // multiline-fields, skips till the corresponding end-kw
383 void skip (); 428 MTH void skip ();
384 429 MTH void skip_block (); // skips till and over KW_end
385 //TODO: remove, deprecated
386 keyword get_kv ()
387 {
388 next ();
389 return kw;
390 }
391 430
392 char *get_str () { return value; } // may be 0 431 char *get_str () { return value; } // may be 0
432 void get_ml (keyword kend, shstr &sh);
393 433
394 void get (shstr &sh) const;
395 void get_ornull (shstr &sh) const { sh = value; } 434 void get_ornull (shstr &sh) const { sh = value; }
396 void get_ml (keyword kend, shstr &sh); 435 void get (shstr &sh) const { sh = value; } // might want to check for non-null here
397 436
437 bool get_bool () const { return *value_nn == '1'; }
398 sint32 get_sint32 () const; 438 sint32 get_sint32 () const;
399 sint64 get_sint64 () const; 439 sint64 get_sint64 () const { return strtoll (value_nn, 0, 10); }
400 double get_double () const; 440 double get_double () const { return strtod (value_nn, 0); }
401 441
402 void get (float &v) { v = get_double (); } 442 void get (float &v) { v = get_double (); }
403 void get (double &v) { v = get_double (); } 443 void get (double &v) { v = get_double (); }
404 444
405 void get (bool &i) { i = get_sint32 (); } 445 void get (bool &i) { i = get_bool (); }
406 void get (sint8 &i) { i = get_sint32 (); } 446 void get (sint8 &i) { i = get_sint32 (); }
407 void get (uint8 &i) { i = get_sint32 (); } 447 void get (uint8 &i) { i = get_sint32 (); }
408 void get (sint16 &i) { i = get_sint32 (); } 448 void get (sint16 &i) { i = get_sint32 (); }
409 void get (uint16 &i) { i = get_sint32 (); } 449 void get (uint16 &i) { i = get_sint32 (); }
410 void get (sint32 &i) { i = get_sint32 (); } 450 void get (sint32 &i) { i = get_sint32 (); }
411 451
412 void get (uint32 &i) { i = get_sint64 (); } 452 void get (uint32 &i) { i = get_sint64 (); }
413 void get (sint64 &i) { i = get_sint64 (); } 453 void get (sint64 &i) { i = get_sint64 (); }
414 454
455 MTH void parse_warn (const char *msg);
415 bool parse_error (const char *type = 0, const char *name = 0, bool skip = true); 456 MTH bool parse_error (const char *type = 0, const char *name = 0, bool skip = true);
457
458 struct delayed_ref {
459 attachable *op;
460 object_ptr *ptr;
461 const char *ref;
462 };
463 std::vector<delayed_ref> delrefs;
464
465 void delayed_deref (attachable *op, object_ptr &ptr, const char *ref);
466 MTH void resolve_delayed_derefs (bool deref = true);
416}; 467};
417 468
418//TODO: remove 469//TODO: remove
419char *fgets (char *s, int n, object_thawer &thawer); 470char *fgets (char *s, int n, object_thawer &thawer);
420 471
421////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////// 472//////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
422 473
423struct coroapi { 474struct coroapi {
424 static struct CoroAPI *GCoroAPI; 475 static struct CoroAPI *GCoroAPI;
425 476
477 static EV_ATOMIC_T cede_pending;
478
426 static int nready () { return CORO_NREADY; } 479 static int nready () { return CORO_NREADY; }
427 static int cede () { return CORO_CEDE ; } 480 static int cede () { cede_pending = 0; return CORO_CEDE ; }
428 481
429 static double (*time)();
430 static double next_cede;
431 static int cede_counter;
432
433 static void do_cede_every ();
434 static void do_cede_to_tick (); 482 static void do_cede_to_tick ();
435 static void do_cede_to_tick_every ();
436 483
437 static void cede_every (int count) 484 // actually cede's far more often
438 {
439 if (++cede_counter >= count)
440 do_cede_every ();
441 }
442
443 static void cede_to_tick () 485 static bool cede_to_tick ()
444 { 486 {
445 if (time () >= next_cede) 487 if (expect_true (!cede_pending))
488 return false;
489
446 do_cede_to_tick (); 490 do_cede_to_tick ();
447 } 491 return true;
448
449 static void cede_to_tick_every (int count)
450 {
451 if (++cede_counter >= count)
452 cede_to_tick ();
453 } 492 }
454 493
455 static void wait_for_tick (); 494 static void wait_for_tick ();
456 static void wait_for_tick_begin (); 495 static void wait_for_tick_begin ();
457}; 496};
458 497
459struct watcher_base 498struct evapi
460{ 499{
461 static struct EventAPI *GEventAPI; 500 static struct EVAPI *GEVAPI;
462}; 501};
463 502
464template<class base>
465struct watcher : watcher_base
466{
467 base *pe;
468
469 void start (bool repeat = false) { GEventAPI->start ((pe_watcher *)pe, repeat); }
470 void stop (bool cancel_events = false) { GEventAPI->stop ((pe_watcher *)pe, cancel_events); }
471 void now () { GEventAPI->now ((pe_watcher *)pe); }
472 void suspend () { GEventAPI->suspend ((pe_watcher *)pe); }
473 void resume () { GEventAPI->resume ((pe_watcher *)pe); }
474
475 void prio (int new_prio) { ((pe_watcher *)pe)->prio = new_prio; }
476
477 ~watcher ()
478 {
479 cancel ();
480 }
481
482private:
483 void cancel () { GEventAPI->cancel ((pe_watcher *)pe); } // private
484};
485
486struct iw : watcher<pe_idle>, callback<void (iw &)>
487{
488 template<class O, class M>
489 iw (O object, M method)
490 : callback<void (iw &)> (object, method)
491 {
492 alloc ();
493 }
494
495private:
496 void alloc ();
497};
498
499struct iow : watcher<pe_io>, callback<void (iow &, int)> 503struct iow : ev_io, evapi, callback<void (iow &, int)>
500{ 504{
505 static void thunk (EV_P_ struct ev_io *w_, int revents)
506 {
507 iow &w = *static_cast<iow *>(w_);
508
509 w (w, revents);
510 }
511
501 template<class O, class M> 512 template<class O, class M>
502 iow (O object, M method) 513 iow (O object, M method)
503 : callback<void (iow &, int)> (object, method) 514 : callback<void (iow &, int)> (object, method)
504 { 515 {
505 alloc (); 516 ev_init ((ev_io *)this, thunk);
506 } 517 }
507 518
508 void fd (int fd); 519 void prio (int prio)
509 int poll (); 520 {
521 ev_set_priority ((ev_io *)this, prio);
522 }
523
524 void set (int fd, int events)
525 {
526 ev_io_set ((ev_io *)this, fd, events);
527 }
528
529 int poll () const { return events; }
530
510 void poll (int events); 531 void poll (int events);
511 532
512private: 533 void start ()
513 void alloc (); 534 {
535 ev_io_start (EV_DEFAULT, (ev_io *)this);
536 }
537
538 void stop ()
539 {
540 ev_io_stop (EV_DEFAULT, (ev_io *)this);
541 }
542
543 ~iow ()
544 {
545 stop ();
546 }
547};
548
549struct asyncw : ev_async, evapi, callback<void (ev_async &, int)>
550{
551 static void thunk (EV_P_ struct ev_async *w_, int revents)
552 {
553 asyncw &w = *static_cast<asyncw *>(w_);
554
555 w (w, revents);
556 }
557
558 template<class O, class M>
559 asyncw (O object, M method)
560 : callback<void (asyncw &, int)> (object, method)
561 {
562 ev_init ((ev_async *)this, thunk);
563 }
564
565 void start ()
566 {
567 ev_async_start (EV_DEFAULT, (ev_async *)this);
568 }
569
570 void stop ()
571 {
572 ev_async_stop (EV_DEFAULT, (ev_async *)this);
573 }
574
575 ~asyncw ()
576 {
577 stop ();
578 }
514}; 579};
515 580
516#endif 581#endif
517 582

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines